Over the weekend two cables in the Baltic Sea were cut, with European governments suspecting foul play.
He blamed Ukraine for the incident — and cast more shade at Kyiv over the 2022 Nord Stream pipeline explosions, in which Germany has issued an arrest warrant for a Ukrainian suspect.
A Chinese vessel has been implicated in what has been described as the sabotage of undersea telecom cables in the Baltic Sea, a body of water dubbed the "NATO Lake" due to its location between alliance members.
The C-Lion1 cable, which runs between Finland and Germany was damaged on Monday, the day after similar damage to a cable that crosses the Baltic between Lithuania and Sweden, with the incidents occurring off the Swedish islands of Oland and Gotland respectively.